| Marnix | | MAHR-niks | Dutch | |
| Marta | | MAHR-tah (Spanish, Italian, Polish, Czech) | Spanish, Italian, Portuguese, Catalan, Polish, Czech, Slovak, German, Dutch, Romanian, Slovene, Bulg | |
| Marten | | MAHR-tən | Dutch | |
| Martha | | MAHR-thə (English) | English, Swedish, Norwegian, Danish, Dutch, German, Greek, Biblical, Old Church Slavic, Biblical Lat | |
| Martijn | | - | Dutch | |
| Martina | | mahr-TEE-nah (Italian, Spanish, Dutch), mahr-TEEN-ə (English) | German, Italian, Spanish, Catalan, Czech, Slovak, Croatian, Slovene, English, Swedish, Dutch, Ancien | |
| Martine | | mar-TEEN (French), mahr-TEE-nə (Dutch) | French, Dutch, Norwegian | |
| Martinus | | - | Ancient Roman, Dutch | |
| Mathilde | | ma-TEELD (French), mah:-TIL-də (Dutch) | French, German, Dutch, Norwegian, Danish | |
| Matthias | | mah-TEE-ahs (German), mə-THIE-əs (English) | Greek, German, Swedish, Norwegian, Danish, French, Dutch, Biblical, Biblical Latin, Biblical Greek | |
| Matthijs | | - | Dutch | |
| Maud | | MAWD (English) | English, Dutch | |
| Maurits | | MOW-rits | Dutch | |
| Max | | MAHKS (German), MAKS (English) | German, English, Swedish, Norwegian, Danish, Dutch | |
| Maximiliaan | | - | Dutch | |